Correct Answer: C

Rationale: During the immediate postoperative period after a partial gastrectomy, gastric secretions are expected to be red.

Correct Answer: C

Rationale: Misoprostol (Cytotec) is useful in preventing NSAID-induced peptic ulcer disease.

Correct Answer: B

Rationale: Before discharge, inform the patient that the drainage will decrease daily until the bile duct heals.

Correct Answer: D

Rationale: After a gastric vagotomy, the gastric pH increases as a result of reduced acid secretion.

Correct Answer: C

Rationale: Coffee-ground emesis is a sign of upper gastrointestinal bleeding that occurred approximately 2 hours earlier. It results from the breakdown of blood in the stomach due to digestive enzymes, giving it a coffee-ground appearance. Choice A is incorrect because coffee-ground emesis indicates older, partially digested blood, not fresh active bleeding. Choice B is incorrect as gastric lavage is not indicated for coffee-ground emesis. Choice D is incorrect because a transfusion of packed RBCs is not the immediate management for this presentation.